public function offline()
 {
     $goods_id = I('goods_id');
     if (IS_POST) {
         $this->verify();
         $uid = $this->_user['uid'];
         $first_money = I('first_money');
         $month = I('month');
         $remark = I('remark');
         $orderModel = new \Loan\Model\OrderModel();
         $order_id = $orderModel->addOffline($uid, $goods_id, $first_money, $month, $remark);
         $order_id or $this->error($orderModel->getError());
         $this->assign('order_id', $order_id);
         $this->display('success');
         exit;
     }
     $model = M()->table('zj_loan_company_goods g')->join('zj_loan_company c on c.id=g.company_id');
     $goods = $model->field('g.id,g.title,g.pic,g.price,c.name')->where(['g.id' => $goods_id])->find() or $this->error('找不到此商品信息!');
     $this->assign('goods', $goods);
     $rate = D('Loan/shop_goods')->getFeeRate('offline') or $this->error('无法读取服务费率!');
     $this->assign('rate', $rate);
     $this->display('offline_qr');
 }